Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Numerator:
Net income (loss)	$ 23,236	$ (22,582)	$ 198,545	$ 13,423
Net income (loss) available to common stockholders	$ 23,101	$ (22,409)	$ 198,044	$ 12,932
Denominator:
Weighted average common shares - basic (in shares)	148,548	112,926	147,986	109,049
Net income (loss) per common share - basic (in usd per share)	$ 0.16	$ (0.20)	$ 1.34	$ 0.12
Numerator:
Net income (loss)	$ 23,236	$ (22,582)	$ 198,545	$ 13,423
Net income (loss) available for common stockholders before allocation of net income attributable to noncontrolling interests in CPLP	$ 23,106	$ (22,674)	$ 198,351	$ 13,255
Denominator:
Weighted average shares — basic (in shares)	148,548	112,926	147,986	109,049
Add:
Weighted average units of CPLP convertible into common shares (in shares)	25	1,744	572	1,744
Weighted average common shares - diluted (in shares)	148,580	114,670	148,570	110,822
Net income (loss) per common share - diluted (in usd per share)	$ 0.16	$ (0.20)	$ 1.34	$ 0.12
Stock options exercise price exceed the average share (in shares)		27
Stock Options
Add:
Antidilutive restricted stock units, less share assumed purchased at market price, and antidilutive stock options outstanding (in shares)	18	27	7	0
Stock Options
Add:
Potential dilutive common shares - stock options (in shares)	5	0	10	29
RSU
Add:
Potential dilutive common shares - stock options (in shares)	2	0	2	0
CPLP
Numerator:
Net income (loss) attributable to other noncontrolling interests	$ (5)	$ 265	$ (307)	$ (323)
Numerator:
Net income attributable to other noncontrolling interests	(5)	265	(307)	(323)
Other Noncontrolling Interests
Numerator:
Net income (loss) attributable to other noncontrolling interests	(130)	(92)	(194)	(168)
Numerator:
Net income attributable to other noncontrolling interests	$ (130)	$ (92)	$ (194)	$ (168)